Alter Ego: His Sultry Lover - Chapter 329 - You Want Me

Elena, who spent her entire life as a cold-blooded female knight to avenge her family, ended up dying without claiming her revenge. When she opened her eyes she found that she went back into the past. By day she was a lady in a dress, and at night she carried a sword to change history and prevent her family’s destruction.

Miss Witch's 'warm' daily life in the Cyber Interstellar Era, occasionally epic and impassioned.————She was a timid girl who grew up in the cyber metropolis.She was a crying child trudging through the mud.She was a Legendary star admired by the vulgar masses for her transcendence.She was a dark songstress who brought sorrow and tears to the world.She was a cold-hearted Witch who could not speak of false hope.She was a bloodstained Angel singing the finale...

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Civilization is destroyed and records lost. Only Dudian survives in a cryogenic sleep. Three hundred years later, Dudian wakes up and must become Dean to survive. Who can he trust in this world overrun by monsters without and within?